#include <iostream>
#include <cstdio>
using namespace std;
int a,b,c;
int main()
{
    ios::sync_with_stdio(0); cin.tie(NULL); cout.tie(NULL); 
    int test;
    cin>>test;
    while (test--){
        cin>>a>>b>>c;
        cout<< -(c-a-b)<<endl;

    }
    return 0;
}